Survey
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
* Your assessment is very important for improving the workof artificial intelligence, which forms the content of this project
•Accuracy •Authority •Coverage •Currency • Why & How to Evaluate the: • • • • • • • Accuracy Authority Coverage Currency Ease of Use Objectivity Presentation • Where to find evaluated sites. • References •Ease of Use •Objectivity •Presentation Why consider the • Anyone can publish anything they want to on the web. • Unlike other information sources, web resources are rarely reviewed or edited. • To date there are no universal standards to ensure accuracy on the web. How to consider the • How reliable is the information? e.g. Is there evidence of an editor? • Can it be supported by other sources? • Is the spelling and grammar accurate? ? Ask these questions ? Why consider the • Anyone can publish anything they wish to on the web. • It is often hard to find the author’s name on a web page. • Even if there is a name it is hard to prove that the person has the qualifications to write on the subject. How to consider the • Who is responsible for this site? – What is the name of the organization? • Is there an author? • Is the author a qualified expert in the area? ? • Can you prove the authors are Ask these who they claim to be? questions – Can you contact the author? ? Why consider the • Often there is no apparent indication of the scope of the information. • It is difficult to ascertain if specific topics or specific time periods of a topic are being covered. How to consider the • Is the site aiming to comprehensively cover the topic? • What topics are covered by this site? ? • What is the depth of Ask these coverage for each topic? questions ? Why consider the • When referencing assignments it is necessary to give the date of your sources. • On the web there may be a variety of dates e.g. – – – the date of writing the date of placing it on the web the date of the last update How to consider the • Are there dates and what do they indicate? • When was it last updated? • Are the hyperlinks still connected? • Can you connect to previous editions? e.g. journals ? Ask these questions ? Why consider the • The design of a web site is a vital component in retrieving the information in it. e.g. – – – – Navigation Use of icons Layout Logical arrangement How to consider the • Is the site easy to use? • Is it easy to navigate? – i.e. Are the navigation buttons clearly labeled and functional? • Are the hyperlinks appropriate? • How accessible is the information in the site? ? Ask these questions ? Why consider the • Anyone can publish anything they wish to on the web. • Information from business, political and religious sites is often biased as is information from listservs and newsgroups. • The aim of the authors is not always stated. How to consider the • Who is the intended audience? • What is the intended purpose? • Are there any biases or opinions indicated by the author? ? Ask these questions ? Why consider the • Some sites are very cluttered and finding the information is difficult. • Some sites substitute audio and visual effects for content. How to consider the • What are the graphics like? – Do they enhance or detract from the information? • Can you read the text? – Is there plenty of clear space? • Does the site contain quality audio visual features? – Do they enhance or detract from the information? ? Ask these questions ? References Beck, Susan. “The Good, the Bad and the Ugly: or Why it’s a Good Idea to Evaluate Web Sources”.24 July 2001.NM State U. 1 Sep. 2001 <http//lib.nmsu.edu/instruction/eval.html > “Evaluating Internet Resources.” April 1997. University of Albany Library. 7 Jan 2001 <library.albany.edu/instructional/evaluate html> •Created & Designed by Syba Signs www.sybasigns.com.au C 2003 Syba Signs